Stephenson County, Illinois Water Quality
Aggregated water quality data for 17 water systems in Stephenson County.
Water Systems
17
Water Systems
32K
People Served
Ground water
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| PFOS | 0.014 | 0.004 ug/L | 0.300 ug/L(EWG) | 350% | Above limit |
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